[clang] Implement resource binding type prefix mismatch diagnostic infrastructure (PR #97103)

[Damyan Pepper via cfe-commits]

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@@ -492,14 +999,21 @@ void SemaHLSL::handleResourceBindingAttr(Decl *D, const ParsedAttr &AL) {
   // Validate.
   if (!Slot.empty()) {
     switch (Slot[0]) {
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damyanp wrote:

This still seems to be essentially a duplicate of `getRegisterTypeIndex`.  You may need to modify `getRegisterTypeIndex` a bit to make it work here, but really that would be much better than duplicating the switch statement like this.

https://github.com/llvm/llvm-project/pull/97103